34 results about "Lemon oil" patented technology

The invention relates to the technical field of daily chemical raw materials, and particularly discloses a soothing essential oil composition containing honeysuckle flower oil as well as a preparation method and application thereof. The soothing essential oil composition containing the honeysuckle flower oil is prepared by compounding the honeysuckle flower oil, schisandra chinensis oil, michelia alba flower oil, cypress oil, guaiacol, bergamot oil, green orange oil and spikenard oil. The traditional Chinese medicine composition has the advantage that the effect of relieving the emotion is quicker.

The invention relates to the field of cosmetic testing, in particular to a systematic evaluation method of a natural avocado extract-containing mouth fat composition, which comprises the following steps: mixing pulp with an extraction solvent, condensing and refluxing for 14-18 hours to obtain an avocado extract, adding allantoin for corrosion prevention, and storing; the fixed substrate comprises the following components: beeswax, paraffin, coconut oil, lake, lemon oil, vanillin, glyceryl monostearate, titanium dioxide, castor oil, wool fat and isopropyl palmitate, and an avocado extract is added to form a contrast formula; a multi-dimensional performance test pack is adopted, a non-linear correlation model is established, and the optimal adding proportion of the adding amount of the avocado extract is determined; and standardized testing. According to the method, three technical problems of fragmentation of evaluation dimensions, insufficient parameter association and lack of method standardization in the prior art are solved through a full-process framework of directional extraction, gradient formula, multi-dimensional test, parameter association and standardization specification.

A novel compound complex that has no side effects on a liver and is used to alleviate the toxicity of an acetaminophen (APAP) drug to the liver. The composition of the compound consists of (a) acetaminophen in a pharmaceutically effective amount and (b) a commonly-used safe and pharmaceutically acceptable excipient that can be combined with one or more of two drugs to reduce the toxicity of a drug metabolized by the hepatic enzyme CYP2E1 in the liver.The compound is selected from the following group: Tween 20, microcrystalline cellulose, dicalcium phosphate, polyoxyethylene 23 lauryl ether, saccharin, mannitol, polyoxyethylene alkyl ether, sucralose, pyrrolidone, sodium starch glycolate, S100 acrylic resin, sodium carboxymethylcellulose, polyoxyethylene polyoxyethylene, menthol, low-substituted propylcellulose hydrocarbon, pregelatinized starch, Dextrates NF hydrate, citric acid, polyoxyethylene castor oil, colloidal silicon, aliphatic polyethylene glycol monostearate ester, sorbic acid, lemon oil, hydroxypropylcellulose, sorbitol, acesulfame potassium, hypromellose phthalate, lactose monohydrate, maltodextrin, Brij 58, Brij 76, Tween 80, Tween 40, PEG 400, Peg 4000, PEG 2000, and the like, so as to reduce the side effects caused by acetaminophen on the liver.

The present application relates to the technical field of plant essential oil, and particularly discloses an essential oil composition and application thereof.The essential oil composition comprises the following components: carvacrol, thymol, lemon oil, peppermint oil, bay leaf oil, patchouli oil, geranium oil, perilla oil, cinnamon oil, clove oil and boldo oil.The essential oil composition provided by the present application is natural, environment-friendly, has good sterilization effect, comfortable smell, no obvious skin irritation, harmless to human body, and friendly to the environment, and can be applied to the preparation of antimicrobial products.

The invention provides a formula of refreshing essential oil containing blended bergamot and orange peel oil, and relates to the technical field of essential oil preparation. The invention discloses refreshing essential oil and a preparation method thereof, and aims to solve the technical problem that existing refreshing essential oil is difficult to consider safety, functionality and use convenience at the same time. The formula comprises the following components in parts by weight: core components: 3-12 parts of bergamot oil, 5-15 parts of orange peel oil, 60-85 parts of base oil, 0.5-3 parts of rosemary essential oil which can optionally contain a synergistic component, and 0.1-0.8 part of an antioxidant which is an auxiliary material. Wherein the bergamot oil is extracted by cold pressing, the temperature is less than or equal to 30 DEG C, impurities are less than or equal to 0.5%, and linalyl acetate is more than or equal to 35%; the orange peel oil is filtered after cold pressing, the impurity content is less than or equal to 0.3%, and the limonene content is more than or equal to 90%; the acid value of the base oil is less than or equal to 1.0 mgKOH / g, and the peroxide value is less than or equal to 5.0 meq / The preparation process comprises the steps of raw material pretreatment, component mixing, ultrasonic emulsification, standing and filtering. The product is suitable for office and driving scenes, the release half-life period of volatile components is 4-6 h, the product does not contain artificially synthesized essence, and the peak value ratio of limonene to linalyl acetate detected by gas chromatography is 2.5-4.0.

The invention relates to the technical field of pool paint, in particular to anti-algae mildew-proof ecological pool paint. The invention discloses anti-algae and mildew-proof ecological pool paint. The coating is prepared from the following raw materials in parts by weight: 15 to 28 parts of acrylic resin, 8 to 15 parts of EVA (Ethylene Vinyl Acetate) resin, 1 to 3 parts of hydroxy propyl cellulose ether, 4 to 8 parts of filler, 8 to 12 parts of lemon oil, 7 to 15 parts of ethylene glycol, 2 to 5 parts of coupling agent, 1 to 4 parts of propylene glycol monomethyl ether, 0.5 to 1 part of defoaming agent, 0.5 to 2 parts of flatting agent, 0.3 to 0.8 part of preservative and 15 to 30 parts of water. And 3-7 parts by weight of an anti-algae mildew-proof additive. The anti-algae and mildew-proof ecological pool paint prepared by the invention has good anti-algae and mildew-proof effects, and also has a relatively good adhesion effect.

The invention discloses pericarpium citri reticulatae essence and a preparation method thereof. The essence comprises a citrus aroma main body, a terpene auxiliary agent, a medicinal aroma modifier, a flavor regulator, ethanol and the balance of a solvent, wherein the citrus fruity flavor main body comprises sweet orange oil, 5-fold sweet orange oil, lemon oil and white lemon oil, the medicinal stale flavor modifier comprises anise oil, terpilenol and beta-ionone, and ethyl enanthate, acetic acid, hexanoic acid or noottanone can be selectively added as a flavor enhancer. According to the essence, through the synergistic effect of all functional components, the compound fragrance of fresh fruit fragrance, mellow medicine fragrance and deep charring of Xinhui pericarpium citri reticulatae is precisely restored, and bad tastes such as rancidity, fuel consumption and scorched bitter taste generated by oxidation or coking of roasted nuts can be effectively covered. The preparation method comprises the steps of raw material pretreatment, step-by-step mixing and temperature-controlled aging, and the product is good in stability and suitable for high-temperature processing of nut products such as melon seeds, peanuts and cashew nuts.

This invention discloses a chlorine dioxide slow-release agent, its preparation process, and its applications. The raw materials include a solid phase and a liquid phase. The solid phase comprises a precursor, a gelling agent, an acidifying agent, a chelating agent, a calcium salt, and a forming agent. The liquid phase comprises lemon oil, an emulsifier, and a solvent. The chlorine dioxide slow-release agent of this invention has a long release time, and its concentration can be controlled within the national standard range. It can be applied to the fields of preservation and sterilization of agricultural and sideline products.

This invention relates to the field of oral product technology, and in particular to a natural cola flavor base for oral products and its application. The flavor base of this invention is composed of sweet orange oil, lemon oil, white lemon oil, clove oil, cinnamon oil, and cassia oil. The method for determining the flavor base formulation includes: obtaining the content of each aroma component of a target cola flavoring and candidate natural flavorings; using the content of the key aroma component of the target flavoring as the dependent variable and the content of the corresponding component in the candidate natural flavorings as the independent variable, constructing a flavor base formulation prediction model to determine the proportion of natural flavorings added. This invention also provides oral products containing this flavor base and its preparation method. The natural cola flavor base of this invention uses all-natural ingredients and, through solvent-free design and elimination of easily discolored components, effectively improves the problems of easy discoloration, clumping, oil floating, and flavor instability in oral products during storage. The prepared oral products have excellent color stability, flavor harmony, and storage safety.

The invention belongs to the technical field of food processing, and particularly relates to stable type long-acting auxiliary lipid-lowering camellia diester edible oil and a preparation method of the stable type long-acting auxiliary lipid-lowering camellia diester edible oil. Comprising the following preparation raw materials in parts by mass: 25 to 30 parts of composite camellia diester oil, 3 to 5 parts of a blood fat reducing compound, 0.3 to 0.5 part of disodium ethylene diamine tetraacetate, 0.2 to 0.4 part of a theine phospholipid compound, 0.3 part of phytosterol, 0.5 to 1 part of royal jelly, 0.1 part of lemon oil, 0.05 part of inulin and 0.3 to 0.6 part of algae oil. The stable long-acting auxiliary lipid-lowering camellia diester edible oil provided by the invention realizes lipid-lowering-stabilization-nutrition three-dimensional balance: multi-component synergistic lipid-lowering, constructs an anti-oxidation system to guarantee stability, synchronously optimizes nutrition synergy and component activity, and realizes multi-component synergism.

The invention relates to the technical field of essence, and particularly discloses essence with an acarus killing function and a preparation method of the essence. The essence with the acarus killing function comprises the following components: a main perfume, a fixative, a modifier, a blending perfume, an acarus killing agent and a solvent. Wherein the modifier at least comprises polianthes tuberose absolute oil, peppermint oil, star anise oil, Roman chamomile oil and Argentina lemon oil, and the miticide comprises a melia azedarach extract, a sophora flavescens extract, a verbena extract and a salvia officinalis extract. The essence with the acarus killing function not only can provide pleasant fragrance experience, but also can effectively remove acarus in the use process, has both safety and environmental protection property, and meets the pursuit of consumers for healthy and quality life.

The invention relates to the technical field of raw materials of oral cleaning products, and particularly discloses peppermint essence beneficial to relieving ozostomia as well as a preparation method and application of the peppermint essence. The peppermint essence helpful for relieving halitosis comprises the following components in parts by mass: 53.4-63 parts of a composite aroma composition; 9.1 to 12.1 parts of a composite antibacterial composition; 24.9 to 37.5 parts of an organic solvent; the compound antibacterial composition is compounded by persimmon fruit extract, spearmint oil, lemon oil, clove leaf oil, wild chrysanthemum absolute oil and wintergreen oil. The traditional Chinese medicine composition has the advantages of better inhibiting gram-negative anaerobic flora in the oral cavity and reducing the irritation to the oral cavity.

The application relates to the technical field of edible essence. The application discloses a yogurt essence and a preparation method thereof. The raw material composition of the yogurt essence comprises ethyl maltol, vanillin, butanedione, acetic acid, ethyl acetate, propionic acid, 2,3-pentanedione, 3-hydroxy-2-butanone, butyric acid, ethyl butyrate, isoamyl acetate, methyl thio butyrate, hexanoic acid, ethyl hexanoate, 10% furanone, isoamyl butyrate, ethyl levulinate, linalool, p-cymene, 4-terpinenol, nerol, citral, geraniol, neryl acetate, geranyl acetate, D-limonene, lemon oil, distilled white lemon oil, sweet orange oil, glycerol triacetate, rosemary extract and bitter gourd extract. The yogurt essence prepared by the application has a flavor closer to real yogurt, good thermal stability and good flavor persistence.

The invention relates to the technical field of raw materials of skin care products, and particularly discloses a refreshing essence composition containing platycladus orientalis essential oil as well as a preparation method and application of the refreshing essence composition. The refreshing essence composition containing the platycladus orientalis essential oil is prepared by compounding the platycladus orientalis essential oil, peppermint oil, clove oil, pine needle oil, white lemon oil and zanthoxylum oil. The method has the advantage that the refreshing effect is further improved.

The present application relates to a cleaner for reducing greenhouse gas methane emissions from a septic tank. The cleaner comprises, in percentage by weight: 1-5 wt% of an aloe extract, no more than 1 wt% of a seawater-extracted mineral element, 1-10 wt% of sodium carbonate, 1-10 wt% of sodium bicarbonate, 1-10 wt% of sodium thiosulfate, 1-5 wt% of citric acid, 1-3 wt% of lemon oil, 1-7 wt% of an ionic surfactant, 1-5 wt% of calcium oxide, and pure water added to make up to a total of 100 wt%. By putting the cleaner of the present application into a septic tank, methanogenic bacteria in the septic tank can be effectively inhibited, thereby achieving the effect of reducing greenhouse gas methane emissions, relieving the environmental pressure, mitigating the impact of climate variation, and contributing to environmentally sustainable development.

The present application relates to the field of flavors and fragrances, and specifically discloses a mood-comforting air-scented fragrance and a preparation method thereof. A mood-comforting air-scented fragrance, comprising the following components in parts by weight: 0.1-1 part of nerol; 0.1-1 part of citral; 0.1-1 part of red tangerine oil; 0.5-1 part of cyclohexadecenone; 10-15 parts of ambergris; 0.1-1 part of white lemon oil; 0.5-1 part of ethyl ionone; 5-10 parts of musk T; 2-10 parts of methyl dihydrojasmonate; 11-18 parts of soothing composition; 3-5 parts of ethyl linalool; 50-60 parts of isopropyl myristate; its preparation method is: each raw material is placed in a stirring container and stirred and mixed, and after stirring and mixing evenly, the obtained mixed liquid is subjected to high-pressure homogenization to obtain a mood-comforting air-scented fragrance. The mood-comforting air-scented fragrance of the present application has excellent low-temperature storage resistance and a stable and excellent overall fragrance release effect.

The invention provides gynura formosana herbal tea and a preparation method thereof. Belongs to the field of beverage food, and the preparation method provided by the invention comprises the following steps: S1, airing and drying gynura formosana until the water content is lower than 11%, taking the dried gynura formosana and dried chrysanthemum to form a herbal tea composition, and soaking the herbal tea composition in water containing citric acid and L-ascorbic acid for cleaning; s2, taking the cleaned herbal tea composition, cutting into segments, adding water into the herbal tea composition, sterilizing, and cooling to room temperature; s3, inoculating a lactobacillus plantarum seed solution into the herbal tea composition in the step S2, and performing anaerobic fermentation; s4, cellulase and pectinase are added into the materials in the step S3, after enzymolysis, the temperature is increased to 85 DEG C, the reaction is stopped, and enzymatic hydrolysate is obtained; s5, honey and lemon oil are added into the enzymatic hydrolysate, and the gynura formosana herbal tea is obtained; and S6, filling and performing pasteurization. By adopting the preparation method provided by the invention, the taste and flavor of the gynura formosana herbal tea can be effectively improved.

This application relates to the field of fragrances, and more specifically, to a fragrance composition with formaldehyde removal capabilities and its preparation method. The fragrance composition with formaldehyde removal capabilities comprises the following components, by mass percentage: 0.1-1% vetiver oil, 0.05-0.5% elemi oil, 1-5% lemon oil, 3-8% pine needle oil, 1-5% eucalyptus oil, 3-8% rosemary oil, 28-32% ambergris, 0.05-0.2% thymol, 0.1-1% camphor, 3-8% modifier, 2-7% fixative, and a solvent. This application can effectively improve the formaldehyde removal effectiveness of the fragrance composition and provide long-term stability.

The utility model discloses lemon oil extracting and drying equipment which comprises a bottom frame, a drying assembly is arranged on the bottom frame, the drying assembly comprises a device body, a fan, an exhaust pipe, a motor and a stirring rod, the device body is arranged on the bottom frame, the fan is installed at one end of the device body, the exhaust pipe is arranged at the other end of the device body, and the motor is arranged on the bottom frame. The motor is arranged at the bottom of the device body, the stirring rod is connected to the output end of the motor, the exhaust pipe is provided with an adjusting assembly, the adjusting assembly comprises a connecting pipe, a pulling rod and a rotating groove, the connecting pipe is arranged on the exhaust pipe, the pulling rod is slidably connected to the connecting pipe, the rotating groove is formed in the connecting pipe, and the pulling rod is slidably connected to the rotating groove. The technical problem that many traditional drying devices mentioned in the background technology cannot ensure uniform heating of lemon oil in the drying process is solved.

The invention provides a compound formula for eliminating indoor nicotine as well as a preparation method and application of the compound formula. The formula consists of lemon oil, lavender oil, linalool, tea polyphenol, activated carbon powder, deionized water and optional menthol. Through the combination and synergistic effect of the components in a specific proportion, nicotine in indoor air can be effectively eliminated, and the smell can be improved. The preparation method is simple and comprises the steps of weighing, mixing, standing, filtering, sub-packaging and the like. The spray can be prepared into a spray for spraying or poured into an open container during application, is suitable for various environments such as families and commercial places, and has the advantages of low cost and high safety.

The invention provides a plant essential oil composition for relieving emotion and a preparation method thereof, the plant essential oil composition is prepared by randomly combining and compounding eight essential oils such as lavender oil, geranium oil, lemon oil and the like, or the essential oils are compounded and then subjected to molecular distillation to obtain a characteristic aroma component, and the characteristic aroma component is combined with a carbonic ester bond and a non-volatile unit to prepare an ester front incense body; the glycyrrhizic acid hydrogel is prepared through glycyrrhizic acid hydrogel network embedding, and belongs to the technical field of functional spices and application thereof. According to the invention, multiple essential oil molecules are subjected to Van der Waals force and hydrophobic effect to enhance tight connection among essential oil, and synergistically exert an emotion relieving effect; or embedding is performed through a glycyrrhizic acid-Mg < 2 + >-tannic acid system, formation of active junction points among glycyrrhizic acid nanofibers is promoted through Mg < 2 + >, binding sites are enhanced, self-healing is realized and structural stability is maintained through metal coordination, in addition, Mg < 2 + > and tannic acid are chelated to form a stable metal polyphenol network, oxidative degradation of essential oil is inhibited, and stable volatilization of functional components is ensured.

The invention relates to the technical field of flavors and fragrances, and particularly discloses an essence composition for a toilet cleaner product and a preparation method of the essence composition. The invention discloses an essence composition for a toilet cleaner product. The invention relates to a hand sanitizer which is prepared from the following raw materials in parts by weight: 0.6 to 0.8 part of citral, 0.8 to 0.9 part of geranyl acetate, 0.9 to 1.0 part of leaf alcohol, 0.9 to 1.1 parts of sorbitol ester, 0.9 to 1.1 parts of Italian lemon oil, 1.5 to 1.7 parts of allyl heptanoate, 1.6 to 1.8 parts of tricyclodecenyl acetate, 1.8 to 2.2 parts of dihydromyrcenol, 1.8 to 2.2 parts of linalyl acetate, 3 to 3.2 parts of styralyl acetate, 3.4 to 3.6 parts of ethyl 2-methylbutyrate and 4.5 to 4.9 parts of benzyl acetate. The deodorant comprises the following components in parts by weight: 7.2-7.6 parts of o-tert-butyl cyclohexyl acetate, 9.4-9.8 parts of hexyl acetate, 40-45 parts of a solvent, 1-1.3 parts of a deodorant synergistic complex and a volatile synergistic complex, the volatilization synergistic compound is prepared from the following components in parts by weight: 2.6 to 3.64 parts of a volatilization synergistic component A; and 12.6 to 13.6 parts of a volatile synergistic component B. After the essence composition for the toilet cleaner product, disclosed by the invention, is applied, the essence composition can show relatively good coordination between odor removal property and volatility.

The invention relates to the field of fire-free aromatherapy, in particular to odorless fire-free aromatherapy with deodorization and antibacterial functions, which comprises aromatherapy liquid, the aromatherapy liquid is formed by compounding antibacterial essential oil and a neutralizer, and the aromatherapy liquid specifically comprises tea tree oil, lavender oil, lemon oil, coriander alcohol, neroli oil, vanillin, citronellol, 4-chloro-3, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4- The cleaning agent is prepared from 2, 5-dimethylphenol, rose oxide, ethylene glycol phenyl ether, phenethyl alcohol, dipropylene glycol, castor oil compounds and the balance of a volatile agent. The essential oil with the antibacterial effect is added into the aromatherapy liquid, the neutralizer can neutralize peculiar smell molecules in air and improve the deodorization effect, so that the deodorization and antibacterial functions are synchronously achieved during volatilization, practicability is improved, the volatilization rod is inserted into the cover body, the bottom of the rod body penetrates through the sealing film and enters the bottle body, volatilization of the aromatherapy liquid is facilitated, and the aromatherapy effect is improved. The rod body is limited through the convex strips and the through holes on the surface, so that the insertion position of the volatilization rod is conveniently adjusted, the volatilization amount is adjusted, and the flexibility is improved.

The invention discloses an anti-carsickness fragrant essential oil composition as well as a preparation method and application thereof. The essential oil composition is prepared from the following components in parts by mass: 10 parts of ginger essential oil, 25 parts of peppermint essential oil, 10 parts of citronella oil, 5 parts of bergamot oil and 50 parts of white lemon oil. Systematized aroma evaluation and in-vehicle function test prove that the essential oil composition can immediately relieve the carsickness symptom, has beautiful aroma, is natural and harmonious, has the functions of relieving emotion and refreshing, and provides a non-drug alternative scheme for the carsickness symptom; the composition has the characteristics of being natural, safe and long-acting and slow-release, and is especially suitable for sensitive people such as children and pregnant women. The essential oil composition disclosed by the invention is suitable for preparing a vehicle-mounted fragrance diffusion system, a personal smearing preparation and the like.

The invention discloses a lemon-flavored powder essence and a preparation method thereof, and the lemon-flavored powder essence comprises a core material and a wall material, the core material is prepared from the following raw materials in parts by weight: 20 to 30 parts of lemon oil, 40 to 50 parts of D-limonene, 2.0 to 4.0 parts of alpha-terpinene, 5.0 to 8.0 parts of gamma-terpinene, 0.4 to 1.2 parts of alpha-pinene, 2.0 to 3.6 parts of beta-pinene, 0.5 to 1.5 parts of linalool, 10 to 12 parts of alpha-terpinol, 0.1 to 0.5 part of nerol, 0.2 to 0.6 part of tetrahydrogeraniol, 1.0 to 3.0 parts of citral, 0.1 to 0.5 part of nonanal, 0.1 to 2 parts of ethyl propionate and 0.1 to 2 parts of terpinyl acetate; the wall material is prepared from the following raw materials in parts by weight: 60 to 79.9 parts of Arabic gum and 20 to 39.9 parts of hydroxypropyl methyl cellulose. A core material of the lemon-flavored powder essence takes lemon oil, terpene compounds such as D-limonene, alcohol compounds such as alpha-terpilenol and aldehyde compounds such as citral as main components, a certain amount of ethyl propionate and terpinyl acetate are introduced, and a wall material takes Arabic gum and hydroxypropyl methyl cellulose as main film forming components. On the basis of highly restoring the pure and full lemon fragrance profile of the lemon-flavored powder essence, the high-temperature storage stability of the lemon-flavored powder essence can also be improved.

The invention relates to the technical field of food, and particularly discloses lemon and peanut crisps and a preparation method thereof.The lemon and peanut crisps are prepared from lemon particles processed with honey, peanut kernels, processed sesame seeds, a sodium alginate-lemon oil microcapsule solution and a sugar solution; the preparation method comprises the following steps: preparing lemon into honey-processed lemon particles, cleaning and airing peanut kernels, baking, peeling, crushing into peanut particles, cleaning and airing sesame, and stir-frying to obtain mature sesame; uniformly mixing the honey-processed lemon particles and the peanut particles, and carrying out embedding and drying treatment; adding the sugar liquid and the cooked sesame, uniformly mixing, cooling, shaping, slitting and packaging; the lemon peanut crisp prepared by the preparation method does not contain preservatives, and uniform color and long shelf life of the product are realized through process control; the fresh flavor of the lemons is fused with the baking fragrance of the peanuts and the sesames to form a multi-layer flavor system; and a low-temperature treatment process is adopted, so that heat-sensitive nutritional ingredients such as vitamin C in the lemons are reserved to the maximum extent.

The invention discloses a peach flavor essence and a preparation method thereof. The peach flavor essence comprises a solvent and flavor raw materials, wherein the solvent is 95° edible alcohol, the flavor raw materials comprise natural flavor raw materials and synthetic flavor raw materials, the natural flavor raw materials comprise apple extract and lemon oil, and the synthetic flavor raw materials comprise 40% acetaldehyde alcohol, trans-2-hexenal, leaf acetate, leaf alcohol, linalool, ethyl acetate, octyl acetate, isoamyl acetate, γ-caprolactone, γ-octyllactone, γ-nonalactone, γ-decanoic acid, δ-decanoic acid, acetoin, ethyl maltol, anethole, damascenone, butyric acid, isovaleric acid, phenylethyl alcohol, geraniol, 3-methyl-2,4-nonanedione, and 0.01% thiomenthone alcohol. The peach flavor essence can fully restore the flavor characteristics of Yangshan peaches, make up for the problem of flavor loss of Yangshan peaches after deep processing, and the product has stable properties and can enhance the flavor and stabilize the flavor of the product in food.

The invention belongs to the technical field of food processing, and particularly relates to concentrated and mellow milk ice cream and a preparation method thereof. Comprising the following preparation raw materials in parts by mass: 40-50 parts of whole milk, 3-5 parts of a flavor fruity agent, 6-10 parts of whole milk powder, 1.5-2 parts of rice wine, 2-3 parts of chocolate, 2.5 parts of glucose syrup, 0.5-1 part of yolk, 0.05-0.15 part of lemon oil, 0.3-0.5 part of inulin, 0.8-1.2 parts of a nerve soothing and aroma enhancing bag, 0.1 part of peppermint oil and 4-7 parts of sweet corn flour. High milk fat is used as a substrate, natural components are used for optimizing emulsification, texture and flavor, and cane sugar and artificial additives are reduced; herbal medicine and fruity components are blended, so that the balance of the effects of taste, nutrition, cooling, tranquilizing and the like is realized.

The application discloses a lemon essence, a preparation method and application thereof, and belongs to the field of essence preparation. The lemon essence comprises the following raw materials: lemon fruit fragrance 10-15%, green fragrance 1-2%, sweet agent 1-3%, enhancer 5-10%, stabilizer 1-3%, and the rest is an alcohol solvent. The lemon fruit fragrance comprises lemon oil, sweet orange oil and D-limonene; the green fragrance comprises orange flower alcohol, leaf alcohol, linalool, oxidized linalool, alpha-terpineol, beta-terpinene, isopinocamphone and lemon aldehyde; the sweet agent comprises ethyl maltol and vanillin propylene glycol acetal; the enhancer comprises ethyl butyrate, ethyl 2-methyl butyrate, ethyl acetoacetate, leaf alcohol acetate, linalyl acetate and geranyl acetate; and the stabilizer comprises a low-carboxylic acid, a heat-resistant agent and an antioxidant. The application can inhibit the oxidation and thermal decomposition of the easily-oxidized components from the molecular level by synergistically compounding the components, significantly improves the aroma stability of the essence under long-term storage and high-temperature processing conditions, and can be widely applied in the fields of beverages, foods and the like.